lundi 27 mai 2013

books online

Of course daily a lot of people make research in the internet in order to find books in different domains, but the problem is where to search?? Today you will find the answer of this question with a great website that offers many books to download so read carefully this post.

The bookboon site provides you with hundreds of free books and downloadable in seven languages, such as English, French etc, this site was founded in 1998, nowadays it achieves an estimated 48 million downloads in just one year, so you can estimate the number of books there :p.

What makes from bookboon an exciting site to visit and use is the diversity as well as easy access to e-books, in case you don’t have an idea for any book in the field that you want to study you can use a list of categories in the left of the site, which is characterized by categories of books, also you can use the search box if you are looking for a particular book name.

Downloading a book is very fast and easy (may not exceed 10 seconds) where after that choose the book you want to browse, enter Your Email in the box first and leave the box as it is, after the completion click to download and download will start automatically....


For me the first thing I do if I want a book is to visit this helpful site, I really recommended you to use it, share this post with your friends and let them know this informtions.

lundi 20 mai 2013

Sys Toolbox Pro 2.3.0


It really necessary to know your computer specifications, whether Hardware or Software, if there is problem can be resolved easily, so there are many programs and applications deployed on Web sites that offer a variety of programs gives you reports and advanced on your computer.
So in this post we’ll discover a program that gives you the opportunity to learn about your computer programs, this program is Sys Toolbox Pro 2.3.0.


This program helps you learn hardware and software programs for free in a single window, such as RAM capacity, processor frequency, also this program show you the process that operate on the computer, you can also finish to work of a process.
How to download this program?
After downloading this program (the link below), a windows will appear click on No-Questions-Asked installation, and then follow the installation.
After installation run it as administrator and enjoy this program, thank you to comment this post ans share it with you friends.

  


mercredi 15 mai 2013

Computer Software Training



Hey my friend in this new post, you as a user of computer, you’re of curse using computer software, but without training you can’t use this software as good as you can.  In fact, it is recommended even for such tasks, as often times there are new methods that can be used to improve efficiency during your use of such software.  Unfortunately, without some sort of computer software training, a lot of times these types of 'shortcuts' to improved efficiency are never learned.  So, let's take a few minutes to look at the various types of computer software training available to the computer user today.

One method that is very popular today is the hands on method of computer software training.  While this very popular, there are a couple of different avenues that this particular method can be approached.  One method is to hire a tutor.  While this is probably the most direct and successful method, it can also be the most expensive.  Tutors for computer software training usually charge by the hour, although you will gain one-on-one training and attention from the tutor during your class time together.  Another popular method is to take a community class that may be offered by some group in your area.  Often computer clubs, civic groups, and local schools may offer introductory computer software training that will allow for hands-on learning.  However, these are often followed up by attempting to sell you on another class, book, etc.


Probably the most simple, and the most cost effective method of computer software training is the most overlooked today.  With almost each and every computer program that you purchase there are three types of documentation included in your purchase:  the software manual, internal software help programs, and the online help program.  Each of these is a mini computer software training course in and of itself.  First you should read the entire program manual that comes with the software.  This will contain many shortcuts and efficiency aiding devices that are built into the software.  Next, you should take the time to read through all of the topics build into the software help program.  This will be one of the best sources of computer software training for that particular version of software.

You will find the online support or help most effective in solving those few areas of troubled functioning you are having with the software.  Perhaps there is a tough formatting issue that you are trying to solve. 

Computer software training can also become hands-on when you have a video or other on-screen directions to guide you through the learning process.  One such blog that offers this training is this one :p, you will be able if you read carefully all the posts here to work with all computer software. Offering introductory computer software training for free, I follow up with a variety of paid courses to get the greatest information for you. I will also offer a video training for you so follow my blog and get the latest information, and for more informations take a look on this ebook click here.


dimanche 12 mai 2013

Computer Software For Web Design


Do you want to start a business in the internet?? You have ever thought to make a website?? If yes you should really read this article.
Designing an attractive website is important for any business. For some it can be fun to do. However, a website can only be as effective as it is with its design. There are many different pieces of computer software for web design that can be used for creating an effective website. These programs help to make it easier for a business to create a website that is easy to navigate and use.




CoffeeCup is one of the top programs of computer software for web design. This program is especially recommended for those with no experience in web design. The software that is created by CoffeeCup works to help people to make websites with ease. The HTML Editor and Flash Form Builder are two of the most popular programs that are sold by the company. The HTML Editor helps to use a simple cut and paste process for handling text and images that are going to be placed onto the website. This includes making it easy to get links on websites to work properly. Full information on products offered by CoffeeCup can be found at coffeecup.com.

The Web Studio system of computer software for web design has been used over the years by many professional sites and it is still evolving. The fourth versions of the program works to not only create information that can be pasted easily onto a website but it also helps to various additional features that a website will need. This includes creating Flash programs, creating shopping carts for use on online stores and page preview options. Information on this product can be found at webstudio.com, which also has these programs available for sale.

For professional website developers more complex computer software for web design is needed. Adobe Dreamweaver is a great program to use. Currently in its eighth edition, this program works to create more advanced parts of a website. This includes drop down menus for easy access, adding multimedia programs and using multimedia integration on websites. Online commerce services like shopping carts and order forms can be handled too. Adobe’s website, adobe.com, has information on all of the features that are included in this program.

Also you should use Adobe Photoshop to make a wonderful design for your website, after that you make your model save it as html extension and after that you can modify on it. 

There is some free computer software for web design programs to look for too. Nvu 1.0 is one of the top programs. This cross-platform open source program can be used for website development. This program has an HTML validator tool that can be used to check the validity of the HTML that is on the web page being developed. It also works with World Wide Web Consortium standards that are used on XML, CSS and HTML programming languages. This program can be downloaded at nvu.com.

For those who use Apple computers iWeb can be used. This is a part of the iLife ’08 suite that was recently released. This works to help users with Apple computers to create websites with ease. This includes website support for most media file formats blog creation services. Full details on this program can be used at apple.com/ilife/iweb.

These are all different programs to use in computer software for web design. These programs can be used for personal pages or larger professional sites. There are also programs that can be used for multiple operating systems or for specific systems only.


samedi 11 mai 2013

The best places to find Rating and Reviews for Computer Software



You’re always looking for better computer software but I think that you had always problems to find the best places to search in. This includes knowing where to go to learn about the latest software programs and to see what the best programs are going to be. There are various publications and websites that offer computer software ratings and reviews that can help the consumer to make a better decision about what should be used for software in the home or office.

Numerous magazines have computer software ratings and reviews. PC World is one of the top magazines that offer computer software ratings and reviews. This includes reviews of new software products and services that are available for people to use.





PC Magazine is another of the top magazines that have reviews. This includes reviews of new products, including business and entertainment software. It also features question and answer segments regarding the software that is on the market and what people are going to be interested in when looking for computer software.

For Macintosh users Macworld is a great magazine to use for computer software ratings and reviews. This features information on Apple products for the computer and software that is exclusively for use on the Apple platform.

Some other magazines that are available will have computer software ratings and reviews for specific groups of people like businesses. For instance, Computerworld has reviews of software for information technology computers. In addition, Games for Windows and PC Gamer are popular magazines for game reviews.

Various online places can be used for finding computer software ratings and reviews. EWeek, which is located at eweek.com, has full online information on all sorts of different programs. This includes operating systems and major programs that can be used for businesses. This is an online magazine that is more for the business needs that people have with computers.

Smart Computing is another of the computer software ratings and reviews sites out there. This includes software for operating systems, networking, audio and video programs and security programs. Assorted types of software are available for reviews on this site. This includes utility programs, entertainment and game software and graphic design programs. This is a website that definitely caters to all sorts of different computer users. Smart Computing can be found online at smartcomputing.com.

There are review sites for businesses outside of the United States too. ITWorld Canada features plenty of computer software ratings and reviews that are for software programs in the information technology world. Located at itworldcanada.com, this site is generally catered towards businesses throughout Canada but the software that is reviewed will be available in countries outside of Canada, including the United States and the United Kingdom. Among the software programs reviewed here include infrastructure programs.

Some of the places for computer software ratings and reviews that have magazines available for sale will also have reviews of products online. PC World’s website, which is located at pcworld.com, has computer software ratings and reviews available to read. Of course, magazines that have websites may not necessarily have all of the reviews that are included in the magazine online.

These are all places to go for computer software ratings and reviews. Not only will they have information on the best and worst of computer software but also they will have information for all sorts of types of software. Don't waste time, look for one of these websites I'm sure that you'll find what you're looking for, good luck friend.



jeudi 9 mai 2013

Video Conferencing Computer Software



If you have a meeting you will be aware about traveling if it’s far, or if you don’t want to move from your house.  Rather than using the telephone and creating a conference call, you can now use video conferencing equipment to get you talking around the world.  Video conferencing equipment allows you to see the individual, their presentation or send your own presentation, and talk at the same time.  You no longer have to fly around the world to get yourself heard and seen to be production.  Video conferencing allows you to do this from your house.

 When you are hosting a meeting with video conferencing computer software you are actually able to see everyone that is apart of the conference in the corner of your window will looking at the presentation.  There are many different kinds of video conferencing computer software from E/pop to VCI.  You will need to learn about the different video conferencing software available before you make your choice.  It is important that the computer software is not only compatible with your computer, but also those on the receiving end.  You will also find that video conferencing computer software is available as downloads on the Internet.  Programs like Webex exist so that you can hold a video conference on your computer, more often, you still need to be on the phone for the sound to come across and then type in your responses so it is not as great as actually buying the computer software.

Make sure that your entire company has the same system to avoid issues with connecting.  You will also need to have the most up to date computer operating system such as Windows XP to support the computer software.  Most corporations will find that they can get a discount for the products when they are placing the computer software in all of their offices around the world.  Most of these computer software programs are going to require at least 512 MB of ram and 1GB of free hard drive space to run efficiently (which I think it’s available for you).  Remember with computer software if your hard drive is full, you will have a slower running computer.






Video conferencing computer software can also be placed on your home computer when you have a telecommuting position.  The telecommuting positions often require you to do the work from home while staying in contact with your bosses.  They will want to be able to contact you and see you face to face to make sure you are doing the job.  This means that they may supply the computer software for the position or you may have to write it off as a tax deduction.


Video conferencing computer software will come with a disk that you will use for the installation process.  You may need to have your IT tech department install the software on all computers to make the process easier, but most often you will find the step by step instructions with the disk so that anyone can upload the computer software.  Video conferencing software is the future for businesses.  You will no longer have to spend time flying to different offices to conduct business, which is going to save you a lot of overhead as well as time.
Nowadays, with google plus hangout you can make a video conferencing without software, you should just have an account in google + after that choose create a hangout, invite your friends and start talking.

mercredi 8 mai 2013

Protect Your Computer With Anti Virus Computer Software





In the computer age of today, anti virus computer software is perhaps the most important thing you can get for your computer. There are few things worse for people today, than the possibility that a virus may be transmitted to your computer, but if a virus harms or wipes out your hard drive, you are lost. This is not just an issue for people who do most of their work on computers, but for everyone. Indeed today, many people have sentimental files and photos that if they were lost would be gone forever. That is why it is important for everyone to have a good anti virus computer software program installed on his or her computer. Although the choices are many and some people may not know how to choose a program, there are different things you can do to decide which anti virus computer software is good for you.


The benefit of all these choices is that the competition for your business makes those that provide anti virus service work hard at what they do. In many cases, you can get free trials of many different types of anti virus computer software before choosing which software you want to go with permanently.

In looking at antivirus computer software, ideally you will familiarize yourself with the different threats out there that viruses can pose. Many sites and companies make indexes of different types of viruses and what they can do to your computer. There is also a myriad of sites available, which offer clear and concise information on the different anti virus computer software packages available to you. It can be daunting for those who are not familiar with computers, to try to choose which software is the best, but it is important to remember that with enough time and research, choosing good software does not have to be too painful. The benefits of choosing anti virus computer software for your valuable information far outweigh the time you spend in your research.

There are different types of software that are aimed towards both businesses and personal computers. One of the first things to do when choosing anti virus computer software is to determine which type of software best fits your needs. There are familiar names for more popular software. Moreover, if you call the distributor of your computer they will also be able to suggest what software might be the best type for you. Do not be afraid to ask, not everyone spends all their time on a computer and there are people that can help you if you feel you are in over your head. 

Remember, just like everything else, practice makes perfect and the more time you spend familiarizing yourself, not just with the anti virus software but with your computer, the better you will be and the more computer savvy you will feel! Try to look at it as a fun project that can benefit you. You will be learning valuable information while at the same time acting proactively to protect your information from harmful viruses.  Another great resource can be posting sites, where people ask and answer questions and get advice on all different types of computer and other information. This can be fun and can get you in touch with people all over the world. It is a way not only to learn but also to expand your global community!

Most importantly, you must find a way and a program that works for you. Do your homework, and do not be too intimidated! In the end, you will end up with the protection you need as well as a little bit more information on computers and how they work. Everyone needs to start somewhere, and protecting your valuable information is a great place to start. Make sure you do it, there is nothing worse than finding you have suffered a loss that could have been avoided. Just take the plunge and try to enjoy yourself. The benefits are endless, as well as the possibilities.

This article was taken from another blog

mardi 7 mai 2013

Computer Software Online Training




You use computer and internet a lot, did you ever thought to benefit from this time?? Did you ever tried to have online training using computer software?? Today I will tell you how to do that, how to benefit from the time that you expand in the net and in using computer software ok are you ready?? Let’s start my friend.
Computer software online training courses can include any program that you may use on your computer.  These computer software online training courses have been created to help make it easier for individuals and career minded people to learn the skills they need for the programs they will have to use.  If you are going to be using Microsoft office on your computer at home or for a job, you may need to learn the about it. There are several little commands on every program that can help you streamline your work and make things move a little faster.



You will find that the computer software online training courses vary. Some of the training courses only exist to help the layperson learn a little more about how to use programs, while other courses are actually there to get you a degree in the IT field. You will be able to learn valuable skills for whatever your purposes are. Computer software usually takes a few minutes to work through the program by clicking on the various toolbars and seeing what you have. However, there are a lot of individuals who feel just clicking might get them into trouble, which is where the online training course comes in.  You will be able to work right from your home through the courses making it easier for you to get through the tutorials.

The computer software online training courses offer step-by-step instruction on how to use the various toolbars and task that the program has.  For instance if you are going to use excel as part of the word program the tutorial will walk you through the various functions of the spread sheet, how to create formulas, and how to create graphs.  You will also be taught every basic function for the program.  Once you have completed one of these computer software online training courses you should be able to trouble shoot most of your problems. 

The IT courses will take you a step further in how to install the computer software and how to uninstall it.  An IT tech may also learn more in depth trouble shooting techniques involved with the computer.  Most IT tech’s will also be learning the computer software jargon that most lay people find too confusing and unnecessary for the daily function of the programs they will be using.

When you are choosing your computer software online training course you may wish to stay with the same company because of the benefits offered.  Most companies have a per class price or a per year price.  This means you will be able to take just what you need or you can take as many classes as you need for a set cost saving you money.  If you are looking to join the computer software industry as an IT tech you will need to find a reputable online university to help you gain the certifications you need.  It is best to find a company or online school that will offer all of the programs you will need to learn, as there is monetary benefit. 

There are some computer software online training courses that are just out to make a little money off of the gullible.  You will want to research the company before you consider paying for the classes.  You may even wish to take a sample tutorial to make sure you are going to learn the information you need to know.

Computer software can be confusing for the individual who has never used the programs before.  These online training courses are meant to help you work through some of the problems you may have and help you become more adapt with the program.  When you are on a deadline, it is important to be able to troubleshoot your own problems rather than wait for an IT tech if it is minor, like recovering a file.  You will find all that and more as part of these online courses.

This is just the beginning of my blog, after a while I will explain many computer software in order that you can use them easily. 

samedi 4 mai 2013

Photographers Computer Software


When you are a photographer or even just an amateur photographer, you will find that you need to have computer software to run your digital camera.  Digital cameras often come with the computer software, which makes it easier to download the pictures you have taken as well as edit them.  A photographer used to have to go into a dark room and edit photographs.  Now computer software like Adobe Photoshop, Arcamax, and Photo Explosion help you to edit the photographs.  While there are several different brands of cameras and photographers computer software one of the best on the market is Adobe Photoshop.

Adobe Photoshop has the most tools to manipulate photographs and make them the highest quality.  You will need to have a tutorial on Adobe Photoshop computer software to learn everything about editing, but you will find that once you have the knowledge the program is the most user friendly.  You can actually upload photos from negatives, from cameras, and from scanners.  You will be able to edit out those little scratches or lint that were on the camera lens to make the photograph seem perfect.  You can also fix the color of a photograph with photographer’s computer software.  If you find that, the photo is washed out or a little dark in spots you can manipulate the color to eliminate the wash out or dark spots.




When you are a professional photographer, you will want to have the best equipment out there.  Adobe Photoshop normally runs $350.00 or a little more depending on the addition.  If you are just an amateur photographer, you can find programs such as Arcamax or Photo Explosion for as little as $40.  You will also find that most cheap digital cameras come with the computer software you will need to not only download pictures, communicate with the camera, but also to edit the photographs. .  While this computer software is inferior to Adobe Photoshop, you will find the ability to change the colors of the picture if they are washed out or too dark, you will be able to smudge an area to remove problems, and you will be able to crop the photograph.

Photographers computer software is designed to take you out of a dark room and away from film altogether.  You will find that there are more than just the three software programs mentioned and most of them have the same tools.  It will depend on the expense of the software as to how many tools you have and the ease of use.  Adobe Photoshop has an easier way to enlarge photographs.  You do have to understand pixels and resolutions for this to work, but you are able to manipulate the photograph from a 4x6 to an 8x10 and keep the resolution that you need.  Instead of heading to a professional camera shop, you will be able to get the prints you need.

When working with photographers computer software you also have to keep in mind that the product is only as good as the printer you are using.  There are also many different printers with photo capabilities.  In order to get the resolution you need when you print you have to have a printer that is capable of that resolution.  Often printers will also come with photographers computer software, which can make your life a little easier when you are just an amateur.

vendredi 3 mai 2013

Is It Safe To Download Computer Software From The Internet



If you surf in the internet certainly you’ve asked yourself this question: is it safe to download software from the net. The answer to this question is that it is safe to download the software as long as a few considerations are identified. Sites that are legitimate should be considered, and sites that have reviews of software available are especially going to be good to look into.


So, is it safe to download computer software from the Internet through a file sharing program? The answer to this is generally no. This is because while file sharing programs can be used to transfer files from one person to another there are some concerns to look into regarding these sites. Some of the files that may be offered for free on one of these sites may contain viruses or adware that will infect the computer.

One of the questions people also have is “Is it safe to download computer software from the Internet from any site?” This is not something that should be done on just any ordinary site. Some places may offer free versions of programs and products that are available on the market at a cost. While this may sound like a really great offer there will be more trouble involved than there will be reward.

The reason for this is that when a group online offers something for free for download, odds are some personal information may have to be sent. In other cases, the program may actually be a spyware product that will end up sending spyware to the computer that can slow it down. Sometimes it could even be a scam because the group that sends the software could use the personal information sent to use for credit card purchases in the user’s name. This can easily harm one’s credit rating or financial status.

Is it safe to download computer software from the Internet through any other sites? It depends on the site that is being considered. There are all types of legitimate sites online to get software from. Download.com, ZDNet Downloads and GoLoads have all types of legitimate programs for download.

Is it safe to download computer software from the Internet on any of those sites just mentioned? Of course it is! That is because these sites have legal sponsors and will offer reviews and advice on products that are offered for download. Customer reviews can be offered too from registered users, and in many cases, registration is not needed for downloading these files from these legal sites.

One of the safest places to go for downloading software is a site that offers trial or shareware editions of software. These are retail products that are available to people in limited form or for a specific period of time. This is technically called advertising because the business that makes the product that can be downloaded will want the user to buy the actual product after time runs out or the user wants to use all of the features of the program. Of course, this makes it legitimate in that it is an actual product that can be tried before buying a license.

Many people wonder if it is safe to download computer software from the Internet that is offered to them by emails. This might not be a good idea, it depends on the software and where it is coming form because if an email offers free software odds are very good that the software is actually a spam message that contains a virus or will add even more junk mail to one’s email account. The only attachments or programs that should be opened are from senders that the user is aware of, whether it is from a family member or a business that the person works for.

So, is it safe to download computer software from the Internet? If a legitimate site is used for downloading the software, file sharing networks are avoided and emails or sites that offer free software with no obligations are avoided it will be safe. Be sure to use all of these considerations so that it will be easier to protect the computer and that the best and safest software can be downloaded onto the computer.

jeudi 2 mai 2013

Installing And Uninstalling Computer Software


If you have software computer you need sometimes to uninstall or install some of them, now it becomes too easy to do it, with the new technology we have computer software can be installed and uninstalled with ease.  All you have to do is have the CD or access to the software you are going to download.  There are three ways to install software.

First, if you have the disc you just load it into the CD drive and let the computer auto load the program.  More often, your computer will have an install wizard pop up and ask you questions about the install.  The second way you may have to install the program is by going to the Start Menu.  On the Start Menu, you will click on the run option then type in the location of the program or click browse.  Browse will usually allow you to find the CD location and open the program.  You will need to look for the setup.exe file and open it to start the download.  The option for installing computer software is not having the disc.  Some companies will allow you to purchase the computer software directly from the Internet.  These downloads will allow you to click on the download button, click run, and

have the program go through the installation wizard all without a disc. This way is one of the easiest ways to get the computer software you need downloaded.





When you are looking at uninstalling software, you will also have a couple of options.  There are programs that promise to remove software by downloading it.  This means you can get rid of programs that you never wanted on your computer like the AOL and other items computers come with when they are purchased.  This is the last option you may wish to go through.  It will actually take all information off the hard drive.  The simplest way to remove computer programs from your computer is using the program in your control panel.  Go to the Start Menu, select settings and then click on the control panel.  In the control panel, you will find an option for removing or adding programs. 

When you open up the option you will just have to click on the item you want uninstalled and click on remove.  The process usually asks you to close the program and ask if you want a complete un- installation of the computer software.  The process can take several minutes or a few seconds depending on the file size.  The last option for uninstalling computer software is using the actual installation disc.  You will find that most programs have a built in uninstall program to help you remove the entire program from the computer. 

You may need to uninstall programs if the installation process was not successful or if you have a new version of the computer software, you are trying to remove.  Some programs will not write over existing files with an update instead they will down load the entire program again so that you have the older version and the newer version tying up your disc space.  Programs that you do not need and that come with the computer can be removed using the “add or remove programs” in the control panel.  Be very careful with the programs you are removing. 

Make sure you know what the program is and that it is not vital to the running of your computer.  If you remove something your computer needs to run by accident you may crash the entire hard drive.  When you have trouble with an installation, it may be the disc you are using is incompatible with your other software or has been damaged.  If the software you have purchased will not work, make sure to return it to the store and ask for an exchange and make sure that the program is compatible.

mercredi 1 mai 2013

Having Fun With Karaoke Computer Software


Using Karaoke Computer Software will allow you to burn, play, and create karaoke songs on your computer.

Power Karaoke software allows you to create your own karaoke songs.  You will be able to use the MP3 format for creating these songs and then create the soundtrack.  If you have songs on your computer already, you can also create a copy of that information on to a disc with the actual words you need to hear and sing.  You can manipulate the software to just have the words across the screen and add your own beat to the music.

You will also find that with karaoke computer software most companies’ offer downloads and updates on the Internet.  This way you will be able to get up to date information and newer versions right from home.  You can also download the complete computer software from the Internet.

It should come as no surprise that there are even karaoke software programs for hosts.  If you are a compuhost for karaoke, you will find software to give you lists and lists of music for your next gig.  You will also find that you will have functionality with the program.  In other words, you will be able to use this computer software with ease.

Part of karaoke computer software is to make your list complete.  You will be able to search for the songs you want and then remove the vocals with computer software.  Obviously when you are having a karaoke night or party you do not want to have the vocals helping the individual sing the song.  Therefore, you need to eliminate the vocals with the computer software and just leave the background music.  You may also want to have the words scrolling along the screen to help the singer figure out what comes next.  Of course, you can take a page out of that new show and have the lyrics missing to make the competition or party even more fun. 




When you are creating your music list using karaoke computer software you will want to make sure the version you are purchasing is compatible with the operating system.  You will find that the newer versions will work with Windows XP.  You also need to have the space available on your computer for the software download.  Most of the programs require at least 500 MB of Ram if not more.  You will also need to have 1GB of hard disk space free to have the program working properly.  You can actually crash a computer when it is running too hard.  This means if you do not have the space the computer will run slower and harder making it impossible to have several programs open at once or even just one program.

Depending on the manufacturer and the version of software you are looking to purchase you will find karaoke computer software from thirty dollars to over a hundred.  Keep in mind that when you are shopping for the computer software you want to make sure that you are paying the right price.  Most karaoke computer software are going to be the same for tools.  Some of the higher priced software may offer a few more tools or at least the ability to cut out the vocals.  To ensure you are getting what you want and for the best price, you will need to shop around.